Legally Thanksgiving

What's controversial about Thanksgiving? Well, the date used to be. The timing of this celebration as a legal holiday under the U.S. Constitution was anything but consistent between George Washington, who proclaimed the first one, and December 1941, when Congress finally settled on the fourth Thursday in November as the federal holiday. The National Archives covers the twists and turns of legal Thanksgiving history, with some photos and original documents available here.
Ernster, the Virtual Library Cat